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Arterial blood supply to the ileocaecal junction in the horse

S H Kotzé1

  • 1Department of Anatomy, Faculty of Veterinary Science, University of Pretoria, Onderstepoort, Republic of South Africa.

Journal of the South African Veterinary Association
|March 1, 1990
PubMed

Insights

This study reveals a consistent arterial supply pattern to the equine ileocecal papilla. A single artery, typically from the ileocecal artery

Area of Science:

  • Veterinary Anatomy
  • Equine Medicine
  • Surgical Anatomy

Background:

  • The ileocecal junction is a critical area in equine hindgut physiology.
  • Understanding its vascular supply is essential for surgical procedures and diagnosing conditions.

Purpose of the Study:

  • To delineate the arterial vascularization of the ileocecal papilla in horses.
  • To identify the origin and distribution of arteries supplying this specific anatomical region.

Main Methods:

  • Macroscopic dissection of 7 equine specimens following latex injection of the ileocecal arteries.
  • Detailed examination of the arterial supply to the ileocecal papilla.

Main Results:

  • A consistent pattern showed a single papillary artery, usually originating from the R. ilei mesenterialis, supplying the entire ileocecal papilla.
  • In one case, the papillary artery originated directly from the ileocolic artery.
  • No collateral arterial supply to the ileocecal junction was observed in any specimen.

Conclusions:

  • The ileocecal papilla in horses receives its arterial supply from a single, consistent source.
  • This detailed anatomical knowledge is crucial for equine surgeons and diagnosticians.
  • The absence of significant collateral circulation highlights the importance of the identified primary arterial source.

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